Material: Stainless steel 304 / 316 Surface treatment: Satin / Mirror Product shape: Round glass clamp one way Diameter: Flat tube / 42.4mm / 48.3mm round tube Accessories: M6 screws Usage: Indoor / outdoor Glass thickness: 8 / 10 / 12mm Product type: Glass clamp Model: DGC 041 Our model 41 glass clamps are made of high-quality AISI 304 or AISI 316 stainless steel, the round one side glass clamps are processed by brushed or polished finished. It's applicable to the fixing of glass with the thickness of 8 to 12mm. The round shaped glass clamps for mounting onto flat surfaces and balustrade posts. It's simple and perfect for using on glass balustrade system. Mounting adapter flat and tube mount are available depends on your inquiry!Glass Clamps manufacturers website:http://www.din-tsung.com/glamps/glass-clamps/